Rating teachers on MCAS results
Sweeping change pushed by state education leader

The state’s education commissioner proposed a set of regulations yesterday that would radically overhaul the way teachers and administrators are evaluated, making student MCAS results central to judging their performance.
The proposed regulations would reward teachers and administrators whose students show more than a year’s worth of growth in proficiency under the Massachusetts Comprehensive Assessment System and on other exams, while educators whose students underperform would be placed on one-year “improvement plans.’’ Under the proposal, teachers coul